JavaScript用户输入验证
/* 名字：Common.js 功能：通用JavaScript脚本函数库 包括： 1.Trim(str)－－去除字符串两边的空格 2.LTrim(str)－－去除字符串左边的空格 3.RTrim(str)－－去除字符右边的空格 4.IsEmpty(obj)－－验证输入框是否为空 5.IsNum(obj)－－验证是否为数字 6.IsFloat(objStr,sign,zero)－－验证是否为浮点数 7.IsEnLetter(objStr,size)－－验证是否为26个字母 8.getPostfixText(str)--字符串加后缀"_全局" 9.delPostfixText(str)--字符串去后缀"_全局" 以及其它的一些验证类函数 */ /* ================================================================== LTrim(string):去除左边的空格 ================================================================== */ function LTrim(str) { var whitespace = new String(" "); var s = new String(str); if (whitespace.indexOf(s.charAt(0)) != -1) { var j=0; var i = s.length; while (j < i && whitespace.indexOf(s.charAt(j)) != -1) { j++; } s = s.substring(j, i); } return s; } /* ================================================================== RTrim(string):去除右边的空格 ================================================================== */ function RTrim(str) { var whitespace = new String(" "); var s = new String(str); if (whitespace.indexOf(s.charAt(s.length-1)) != -1) { var i = s.length - 1; while (i >= 0 && whitespace.indexOf(s.charAt(i)) != -1) { i--; } s = s.substring(0, i+1); } return s; } function CTrim(str) { var s = new String(str); if (s.length < 4) { return s; } for ( var i = 1; i < s.length-2;) { if (s.charAt(i) == ' ' && s.charAt(i+1) == ' ') { s = s.substring(0, i+1) + s.substring(i+2, s.length); continue; } i ++; } return s; } /* ================================================================== Trim(string):去除前后空格 ================================================================== */ function Trim(str) { return CTrim(RTrim(LTrim(str))); } /* ================================================================================ 验证类函数 ================================================================================ */ function IsEmpty(obj) { obj=document.getElementsByName(obj).item(0); if(Trim(obj.value)=="") { if(obj.disabled==false && obj.readOnly==false) { obj.focus(); } return true; } return false; } //数字判断函数 function IsNum(obj) { obj=document.getElementsByName(obj).item(0); obj.value=Trim(obj.value); if(obj.value == "") { return false; } var regex=/[^0-9]/; if(obj.value.match(regex)){//match(/[^0-9]/)){ obj.focus(); return false; } return true; } /* ** IP 检测函数 ** */ function CheckIpByMask(nIp, nMask) { if (((nIp|nMask)== -1) || (((nIp|nMask)+Math.pow(2,32)) == nMask)) { return false; } return true; } //允许ip值为0 function ChkIP2(ip1,ip2,ip3,ip4) { if(IsNum(ip1)==false||IsNum(ip2)==false||IsNum(ip3)==false||IsNum(ip4)==false) return false; if(IsEmpty(ip1)||IsEmpty(ip2)||IsEmpty(ip3)|IsEmpty(ip4)) return false; vip1=document.getElementsByName(ip1).item(0); vip2=document.getElementsByName(ip2).item(0); vip3=document.getElementsByName(ip3).item(0); vip4=document.getElementsByName(ip4).item(0); if(parseInt(vip1.value)<0||parseInt(vip1.value)>255||parseInt(vip2.value)<0||parseInt(vip2.value)>255 ||parseInt(vip3.value)<0||parseInt(vip3.value)>255||parseInt(vip4.value)<0||parseInt(vip4.value)>255) { return false; } return true; } //不允许ip值为0 function ChkIP(ip1,ip2,ip3,ip4) { if(IsNum(ip1)==false||IsNum(ip2)==false||IsNum(ip3)==false||IsNum(ip4)==false) return false; if(IsEmpty(ip1)||IsEmpty(ip2)||IsEmpty(ip3)|IsEmpty(ip4)) return false; vip1=document.getElementsByName(ip1).item(0); vip2=document.getElementsByName(ip2).item(0); vip3=document.getElementsByName(ip3).item(0); vip4=document.getElementsByName(ip4).item(0); var nip1=parseInt(vip1.value); var nip2=parseInt(vip2.value); var nip3=parseInt(vip3.value); var nip4=parseInt(vip4.value); if(nip1<0||nip1>255||nip2<0||nip2>255 ||nip3<0||nip3>255||nip4<0||nip4>255 ||nip1==0&&ip2==0&&ip3==0&&ip4==0) { return false; } //将页面上对应输入框替换成parseint后的结果 vip1.value = nip1; vip2.value = nip2; vip3.value = nip3; vip4.value = nip4; return true; } function ChkMask(ip1,ip2,ip3,ip4) { if(ChkIP(ip1,ip2,ip3,ip4)==false)return false; var mask1=parseInt(document.getElementsByName(ip1).item(0).value); var mask2=parseInt(document.getElementsByName(ip2).item(0).value); var mask3=parseInt(document.getElementsByName(ip3).item(0).value); var mask4=parseInt(document.getElementsByName(ip4).item(0).value); var tmp = (mask1*Math.pow(2,24)) + (mask2*Math.pow(2,16)) + (mask3*Math.pow(2,8)) + mask4; if(tmp < Math.pow(2,31)) { return false; } else { tmp -= Math.pow(2,31); //后续位必须为连续的1 for (i = 30; i > 1; i --) { if (tmp == 0) { break; } else if(tmp < Math.pow(2,i)) { return false; } else { tmp -= Math.pow(2,i); } } } return true; } /* --------------------------------------------------------------------------------------------- 更严格的IP检测函数：可检测各种非法IP 名 称：MyCheckIP(ip1,ip2,ip3,ip4)， 参``数：ip1,ip2,ip3,ip4均为ip框对应的name 返回值：true-有效IP;false-无效IP; --------------------------------------------------------------------------------------------- */ function MyCheckIP(ip1,ip2,ip3,ip4) { var obj1 = document.getElementsByName(ip1).item(0); var obj2 = document.getElementsByName(ip2).item(0); var obj3 = document.getElementsByName(ip3).item(0); var obj4 = document.getElementsByName(ip4).item(0); var nIP1 = StrToInt(obj1.value); var nIP2 = StrToInt(obj2.value); var nIP3 = StrToInt(obj3.value); var nIP4 = StrToInt(obj4.value); //是否为非法字符 if(isNaN(nIP1) || isNaN(nIP2) || isNaN(nIP3) || isNaN(nIP4)) { return false; } //首位必需为1-223之间除127之外的任一数字 if(nIP1<1 || nIP1 > 223 || nIP1 == 127 ) { return false; } if( nIP2<0 || nIP2>255 || nIP3<0 || nIP3>255 ) { return false; } //末位不能为0或255 if(nIP4<1 || nIP4>254) { return false; } obj1.value = nIP1; obj2.value = nIP2; obj3.value = nIP3; obj4.value = nIP4; return true; } /* --------------------------------------------------------------------------------------------- 更严格的子网检测函数：可检测各种非法子网IP 名 称：MyCheckNet(ip1,ip2,ip3,ip4)， 参``数：ip1,ip2,ip3,ip4均为ip框对应的name 返回值：true-有效IP;false-无效IP; --------------------------------------------------------------------------------------------- */ function MyCheckNet(ip1,ip2,ip3,ip4) { var obj1 = document.getElementsByName(ip1).item(0); var obj2 = document.getElementsByName(ip2).item(0); var obj3 = document.getElementsByName(ip3).item(0); var obj4 = document.getElementsByName(ip4).item(0); var nIP1 = StrToInt(obj1.value); var nIP2 = StrToInt(obj2.value); var nIP3 = StrToInt(obj3.value); var nIP4 = StrToInt(obj4.value); //是否为非法字符 if(isNaN(nIP1) || isNaN(nIP2) || isNaN(nIP3) || isNaN(nIP4)) { return false; } //首位必需为1-223之间除127之外的任一数字 if(nIP1<1 || nIP1 > 223 || nIP1 == 127 ) { return false; } if( nIP2<0 || nIP2>255 || nIP3<0 || nIP3>255 || nIP4<0 || nIP4>255) { return false; } obj1.value = nIP1; obj2.value = nIP2; obj3.value = nIP3; obj4.value = nIP4; return true; } /* IsInt(string,string,int or string):(测试字符串,+ or - or empty,empty or 0) 功能：判断是否为整数、正整数、负整数、正整数+0、负整数+0 */ function IsInt(objStr,sign,zero) { var reg; var bolzero; if(Trim(objStr)=="") { return false; } else { objStr=objStr.toString(); } if((sign==null)||(Trim(sign)=="")) { sign="+-"; } if((zero==null)||(Trim(zero)=="")) { bolzero=false; } else { zero=zero.toString(); if(zero=="0") { bolzero=true; } else { alert("检查是否包含0参数, 只可为(空、0)"); } } switch(sign) { case "+-": //整数 reg=/(^-?|^+?)d+$/; break; case "+": if(!bolzero) { //正整数 reg=/^+?[0-9]*[1-9][0-9]*$/; } else { //正整数+0 //reg=/^+?d+$/; reg=/^+?[0-9]*[0-9][0-9]*$/; } break; case "-": if(!bolzero) { //负整数 reg=/^-[0-9]*[1-9][0-9]*$/; } else { //负整数+0 //reg=/^-d+$/; reg=/^-[0-9]*[0-9][0-9]*$/; } break; default: alert("检查符号参数, 只可为(空、+、-)"); return false; break; } var r=objStr.match(reg); if(r==null) { return false; } else { return true; } } /* IsFloat(string,string,int or string):(测试字符串,+ or - or empty,empty or 0) 功能：判断是否为浮点数、正浮点数、负浮点数、正浮点数+0、负浮点数+0 */ function IsFloat(objStr,sign,zero) { var reg; var bolzero; if(Trim(objStr)=="") { return false; } else { objStr=objStr.toString(); } if((sign==null)||(Trim(sign)=="")) { sign="+-"; } if((zero==null)||(Trim(zero)=="")) { bolzero=false; } else { zero=zero.toString(); if(zero=="0") { bolzero=true; } else { alert("检查是否包含0参数, 只可为(空、0)"); } } switch(sign) { case "+-": //浮点数 reg=/^((-?|+?)d+)(.d+)?$/; break; case "+": if(!bolzero) { //正浮点数 reg=/^+?(([0-9]+.[0-9]*[1-9][0-9]*)|([0-9]*[1-9][0-9]*.[0-9]+)|([0-9]*[1-9][0-9]*))$/; } else { //正浮点数+0 reg=/^+?d+(.d+)?$/; } break; case "-": if(!bolzero) { //负浮点数 reg=/^-(([0-9]+.[0-9]*[1-9][0-9]*)|([0-9]*[1-9][0-9]*.[0-9]+)|([0-9]*[1-9][0-9]*))$/; } else { //负浮点数+0 reg=/^((-d+(.d+)?)|(0+(.0+)?))$/; } break; default: alert("检查符号参数, 只可为(空、+、-)"); return false; break; } var r=objStr.match(reg); if(r==null) { return false; } else { return true; } } //将ip由*.*.*.*格式转为long型 function IPStrToLong(str) { var ip=0; var array=str.split("."); if(array.length == 4) { ip=parseInt(ip)+parseInt(array[0])*16777216; ip=parseInt(ip)+parseInt(array[1])*65536; ip=parseInt(ip)+parseInt(array[2])*256; ip=parseInt(ip)+parseInt(array[3]); } return parseInt(ip); } //将字符串转为整数，对8进制和16进制不作转换 function StrToInt(str) { var result=""; var index=0; var flag=0; while(index<str.length){ if(parseInt(str.charAt(index))==0&&flag==0)flag=1; if(parseInt(str.charAt(index))>0&&parseInt(str.charAt(index))<=9) { break; } index++; } //前一个字符是否为正，负号 if(index>0&&(str.charAt(index-1)=="-"||str.charAt(index-1)=="+")) { result+=str.charAt(index-1); } while(index<str.length) { if(parseInt(str.charAt(index))>=0&&parseInt(str.charAt(index))<=9) { result+=str.charAt(index); } else break; index++; } if(result==""&&flag==1) { result="0"; } return parseInt(result); } /*1.显示/隐藏 helptable */ function onHelp() { var table=document.getElementById("helptable"); if(table.rows[1].style.display=="none") { table.rows[1].style.display=""; } else { table.rows[1].style.display="none"; } } /*初始化时的错误信息检测*/ function error_init() { var table=document.getElementById("ErrorTable"); if(document.getElementById("error").value!="") { alert("保存配置信息出错,详情请查看错误信息"); table.rows[0].style.display=""; } if (document.getElementById("error2").value != "") { alert(document.getElementById("error2").value); } } /*点击“查看错误信息时”用于显示错误信息*/ function onShowError() { var error=document.getElementById("error"); var winObj=window.open(); if(winObj == null) { alert("由于您的浏览器禁止了弹出窗口,部分信息无法显示!"); return; } var content="<html><head><meta http-equiv=Content-Type content=text/html; charset=utf-8><title>错误信息</title>"; content+="<link href=/html/STYLE.CSS rel=stylesheet type=text/css></head>"; content+="<body class='body3'><form><table><tr><td class=errorinfo>"; content+=error.value; content+="</td></tr></table></form></body></html>"; winObj.document.open(); winObj.document.write(content); winObj.document.close(); } /***************************************************************** EnterCancel() 功能:屏蔽键盘输入的回车键 ***************************************************************** */ function EnterCancel() { if(event.keyCode == 13) { event.cancelBubble = true; } } /************************************************************************ ChangeToTab() 功能：在ip输入框中输入"."转向下一个对象 *************************************************************************/ function ChangeToTab() { if(event.keyCode == 110 || event.keyCode == 190) { event.keyCode = 9;//tab } return false; } /********************************************************************************* 设置cookie,删除指定cookie,获取cookie值 1.GetCookieVal(offset) 得到第offset个cookie值对, 2.GetCookie(name) 根据cookie name得到cookie值 3.SetCookie(name,value,expires,path,domain,secure) 创建或修改cookie 4.DelCookie(name,path,domain) 删除cookie **********************************************************************************/ //得到第offset个cookie值对, function GetCookieValue(offset) { var end = document.cookie.indexOf(";", offset); if(end == -1) { end = document.cookie.length; } return unescape(document.cookie.substring(offset, end)); } //根据cookie name得到cookie值 function GetCookie(name) { var arg = name + "="; var alen = arg.length; var clen = document.cookie.length; var i = 0; while( i < clen) { var j = i + alen if(document.cookie.substring(i,j) == arg) { return GetCookieValue(j); } i = document.cookie.indexOf(" ",i) + 1; if( i == 0) { break; } } return ""; } //创建或修改cookie function SetCookie(name,value,expires,path,domain,secure) { document.cookie = name + "=" + escape(value) + ((expires) ? "; expires=" + expires : "") + ((path) ? "; path=" + path : "") + ((domain) ? "; domain=" + domain : "") + ((secure) ? "; secure" : ""); } //删除cookie function DelCookie( name ,path, domain) { if(GetCookie(name) != "") { document.cookie = name + "=" + ((path) ? "; path="+path : "") + ((domain) ? "; domain="+domain : "") + "; expires=Thu, 01-Jan-70 00:00:01 GMT"; return true; } return false; } /******************************* //在父页面加上遮罩层,避免谷歌下 //可以重复弹出窗口引起一些问题 ******************************/ function showMaskLayer() { if(!isChrome()) { return null; } var div=this.document.createElement("div"); //div.style.width=parent.document.documentElement.scrollWidth - 20 +"px"; div.style.width = "100%"; //div.style.height=screen.height - 20 +"px"; div.style.height = "100%"; div.style.backgroundColor="#777"; div.style.position="fixed"; div.style.left=0; div.style.top=0; div.style.zIndex=9999; div.style.opacity = 0.2; this.document.body.appendChild(div); return div; } /******************************* //去掉遮罩层 ******************************/ function removeMaskLayer() { var div = this; if(div != null) { this.parentNode.removeChild(div); } } /********************************* //在Firefox下调整弹出位置 *********************************/ function AdjustPostion(szParm) { if(!isFirefox() && window.showModalDialog) //其他浏览器下已经是在中间弹出 { return szParm; } var pureNum = new RegExp(/^[0-9]{1,}$/); var winHeight = szParm.replace(/.*dialogHeight:([0-9]*)px.*/,"$1"); var winWidth = szParm.replace(/.*dialogWidth:([0-9]*)px.*/,"$1"); var leftPos = screen.width; var topPos = screen.height; var defSize = 600; //没有设置高度时,有一个默认值 if(!pureNum.test(winHeight)) { if(defSize >= topPos) { topPos = 0; //没有设置值,屏幕分辩率又很小时,直接在左上角显示,一般不会出现 } else { topPos = (topPos - 600)/2; } } else { topPos = (topPos - parseInt(winHeight) - 60)/2; //需要考虑标题栏的高度 } if(!pureNum.test(winWidth)) { if(defSize >= leftPos) { leftPos = 0; } else { leftPos = (leftPos - 600)/2; } } else { leftPos = (leftPos - parseInt(winWidth))/2; } return szParm + ";dialogTop:" + topPos + "px" + ";dialogLeft:" + leftPos + "px"; } /******************************************* 将Showmodaldialog的参数转换为window.open的形式 *******************************************/ function ParamChange(arg) { var str = ""; var szTmp = ""; var args = arg.split(";"); var len = args.length; for (var i = 0; i < len; i++) { an = args[i].split(/=|:/)[0]; av = args[i].split(/=|:/)[1]; switch(an) { case "dialogWidth": szTmp = "width=" + av + ","; str += szTmp; break; case "dialogHeight": szTmp = "height=" + av + ","; str += szTmp; break; case "scroll": if (av == "0" || av == "no" || av == "off"){ str += "scrollbars=no,"; } else{ str += "scrollbars=yes,"; } break; case "status": if (av == "0" || av == "no"){ str += "status=no,"; } else{ str += "scrollbars=yes,"; } break; case "dialogTop": szTmp = "screenY=" + av + ","; str += szTmp; break; case "dialogLeft": szTmp = "screenX=" + av + ","; str += szTmp; break; case "": break; default: szTmp = an + "=" + av + ","; str += szTmp; break; } } return str; } /******************** 关闭子页面后的处理 ********************/ function AfterClose() { //关闭窗口 if (g_openwnd == null || g_openwnd.closed) { try{ if (g_div_main) { removeMaskLayer.apply(g_div_main, arguments); } if (g_div_left) { removeMaskLayer.apply(g_div_left, arguments); } if (g_closewnd_cb) { g_closewnd_cb(); } }catch(e) { } g_openwnd = null; g_closewnd_cb = null; g_div_main = null; g_div_left = null; window.top.clearInterval(g_wnd_close_timer); g_wnd_close_timer_flag = false; } } /************************************************************************************ MyshowModalDialog() 用来替换showModalDialog()，因为当IE屏蔽弹出窗口时，子页面中执行showModalDialog() 会出异常,因此要在其前后加入处理异常的try,catch，为了方便以后更改，固在统一改用 另外一个函数来替换 *************************************************************************************/ function MyshowModalDialog(path, obj, string, cb) { var rv = true; string += ";help:no;";//staus:no;"; exp1 = new RegExp(/dialogWidth:[1-2][0-9][0-9]px/); exp2 = new RegExp(/dialogWidth:[3][0-5][0-9]px/); if(exp1.test(string)) { //string += ";dialogWidth:360px;" var szTmp = string.replace(/dialogWidth:[1-2][0-9][0-9]px/,"dialogWidth:360px"); string = szTmp; } else if(exp2.test(string)) { var szTmp = string.replace(/dialogWidth:[3][0-5][0-9]px/,"dialogWidth:360px"); string = szTmp; } g_div_main = showMaskLayer(); g_div_left = null; if(typeof(parent.frames['leftFrame']) != "undefined") { g_div_left = showMaskLayer.apply(parent.frames['leftFrame'], arguments); } string = AdjustPostion(string); if (window.showModalDialog) { try { window.showModalDialog(path, obj, string); //showModalDialog(path, obj, string); } catch(e) { alert("无法正常弹出窗口, 请检查您的浏览器选项中是否选择了阻止弹出窗口!"); rv = false; } if (g_div_main != null) { removeMaskLayer.apply(g_div_main, arguments); } if(g_div_left != null) { removeMaskLayer.apply(g_div_left, arguments); } g_openwnd = null; g_closewnd_cb = null; g_div_main = null; g_div_left = null; }else { string = ParamChange(string); var newWnd = window.open(path,"",string); if (newWnd == null){ alert("无法正常弹出窗口, 请检查您的浏览器选项中是否选择了阻止弹出窗口!"); rv = false; } else{ newWnd.window.dialogArguments = obj; g_openwnd = newWnd; g_closewnd_cb = cb; if (typeof(g_wnd_close_timer_flag) == "undefined" || g_wnd_close_timer_flag == false) { g_wnd_close_timer = window.top.setInterval(AfterClose, 500); g_wnd_close_timer_flag = true; } } } return rv; } /************************************************************************************* ajx异步请求 -open的参数为false,所以其实是同步，非异步 makeRequest(csUrl,NoticeCgiToSave) url -- 要连接的服务器(当是get的时候，可以直接将参数附在url中) callback -- 返回后的处理函数 param -- 当是POST的时候,可以通过它上传提交内容,当是GET时此参数应为null methods -- POST/GET/HEADER,默认为POST encodeType -- 是否要设置http头部的content-type字段,当使用FormData方法将整个表单 --构造成数据提交时,不能设置这个字段 ***************************************************************************************/ function makeRequest(url, callback, param, methods,encodeType) { if(!methods) { methods = 'POST'; } if(!encodeType) { encodeType = false; } http_request = false; if(window.XMLHttpRequest) { http_request = new XMLHttpRequest(); if(http_request.overrideMimeType) { http_request.overrideMimeType('text/xml'); } } else if (window.ActiveXObject) { try { http_request = new ActiveXObject("Msxml2.XMLHTTP"); } catch (e) { try { http_request = new ActiveXObject("Microsoft.XMLHTTP"); } catch (e) {} } } if(!http_request) { alert("对不起,您的IE不支持AJAX 对象, 操作无法进行!"); return false; } try { http_request.onreadystatechange = callback; http_request.open(methods, url, false); if(methods.toLowerCase() == "get") { http_request.send(null); } else { if(encodeType == false) //在ajax中需要提交FormData构造的表单数据时,不能设置下面这个 { http_request.setRequestHeader("Content-Type", "application/x-www-form-urlencoded"); } if(!isChrome()) { http_request.setRequestHeader("content-length",param.length); } http_request.send(param); } } catch(E) { ; } if (http_request.readyState == 4 && http_request.status != 200) { if (http_request.status == 0 || http_request.status == 12029) //新浏览器断网时这个值是0 { alert("连接失败,可能是网络不通,请检查!"); } else if (http_request.status == 12152) { alert("连接中断,不确定请求是否完成!"); } else { alert("连接失败("+http_request.status+")"); } } return true; } /************************************************************************************* ajx异步请求 - open的参数为true makeRequest(csUrl,NoticeCgiToSave) url -- 要连接的服务器(当是get的时候，可以直接将参数附在url中) callback -- 返回后的处理函数 param -- 当是POST的时候,可以通过它上传提交内容,当是GET时此参数应为null methods -- POST/GET/HEADER,默认为POST encodeType -- 是否要设置http头部的content-type字段,当使用FormData方法将整个表单 --构造成数据提交时,不能设置这个字段 ***************************************************************************************/ function makeRequest_asyn(url, callback, param, methods,encodeType) { if(!methods) { methods = 'POST'; } if(!encodeType) { encodeType = false; } http_request = false; if(window.XMLHttpRequest) { http_request = new XMLHttpRequest(); if(http_request.overrideMimeType) { http_request.overrideMimeType('text/xml'); } } else if (window.ActiveXObject) { try { http_request = new ActiveXObject("Msxml2.XMLHTTP"); } catch (e) { try { http_request = new ActiveXObject("Microsoft.XMLHTTP"); } catch (e) {} } } if(!http_request) { alert("对不起,您的IE不支持AJAX 对象, 操作无法进行!"); return false; } try { http_request.onreadystatechange = callback; http_request.open(methods, url, true); if(methods.toLowerCase() == "get") { http_request.send(null); } else { if(encodeType == false) //在ajax中需要提交FormData构造的表单数据时,不能设置下面这个 { http_request.setRequestHeader("Content-Type", "application/x-www-form-urlencoded"); } if(!isChrome()) //Chrome下,设置长度字段被认为是不安全的行为,虽然不影响功能,但会给出错误提示 { http_request.setRequestHeader("content-length",param.length); } http_request.send(param); } } catch(E) { ; } return true; } function UnablePage() { //禁用所有input(不禁用button) var oTagsInput = document.getElementsByTagName("input"); var nLength = oTagsInput.length; for (var i=0; i<nLength; i++) { if (oTagsInput[i].type != "button") { oTagsInput[i].disabled = true; oTagsInput[i].className = "input_readonly"; } } //禁用所有select oTagsInput = document.getElementsByTagName("select"); nLength = oTagsInput.length; for (var i=0; i<nLength; i++) { oTagsInput[i].disabled = true; oTagsInput[i].className = "input_readonly"; } //禁用textarea oTagsInput = document.getElementsByTagName("textarea"); nLength = oTagsInput.length; for (var i=0; i<nLength; i++) { oTagsInput[i].disabled = true; oTagsInput[i].className = "input_readonly"; } } //IE5以下不支持encodeURIComponent和encodeURI, Added by Czy if(typeof encodeURIComponent!='function') { var encodeURIComponent=function(s) { var result=[]; var len=s.length; for(var i=0;i<len;i++) { var code = s.charCodeAt(i); if (code == 33 || (code >= 39 && code <= 42) || code == 45 || code == 46 || (code >= 48 && code <= 57) || (code >= 65 && code <= 90) || code == 95 || (code >= 97 && code <= 122) || code == 126) { result += s.charAt(i); } else { result += encodeUTF8(s.charCodeAt(i)); } } //return result.join(""); return result; } } if(typeof encodeURI!='function') { var encodeURI=function(s) { var result=[]; var len=s.length; for(var i=0; i<len; i++) { var code = s.charCodeAt(i); if (code == 33 || code == 35 || code == 36 || (code >= 38 && code <= 59) || code == 61 || (code >= 63 && code <= 90) || code == 95 || (code >= 97 && code <= 122) || code == 126) { //result.push(s.charAt(i)); result += s.charAt(i); } else { //result.push(encodeUTF8(code)); result += encodeUTF8(code); } } //return result.join(""); return result; } } function encodeUTF8(code) { if(code<=16) return "%0"+code.toString(16); var iByte=0; var i=0; result=""; while(code>0x7f) { iByte=code%0x40; code=(code-iByte)/0x40; result="%"+(iByte|0x80).toString(16).toUpperCase()+result; i++; } prefix=[0x0,0xc0,0xe0,0xf0,0xf8,0xfc]; if(i>prefix.length) { i=5; } result="%"+(code|prefix[i]).toString(16).toUpperCase()+result; return result; } // begin add by lbc . 2011-12-19. 添加合法Mac地址判断函数。 // 返回值：0、MAC地址合法。1、MAC地址格式不正确。2、MAC地址为组播地址。 function isMacAddr(str) { var nLen = strlen(str); if (nLen != 17) { return 1; } var zeroNum = 0; var fNum = 0; for (var i=0;i<nLen;i++) { switch(str.charAt(i)) { case '0': zeroNum++; break; case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': case 'a': case 'b': case 'c': case 'd': case 'e': break; case 'f': fNum++; break; case 'A': case 'B': case 'C': case 'D': case 'E': break; case 'F': fNum++; break; case '-': if ( i != 2 && i != 5 && i != 8 && i != 11 && i != 14) { return 1; } break; default: return 1; } } if(str.charAt(2) != '-' || str.charAt(5) != '-' || str.charAt(8) != '-' || str.charAt(11) != '-' || str.charAt(14) != '-') { return 1; } if (zeroNum == 12 || fNum == 12) { return 2; } /*modifi for TD 13540, 组播地址判断应以第48位为1来判断*/ /* if(str.charAt(0) == '0' && str.charAt(1) == '1' && str.charAt(3) == '0' && str.charAt(4) == '0' && str.charAt(6) == '5' && (str.charAt(7) == 'e' || str.charAt(7) == 'E')) { return 2; } */ var LastByte = 0; LastByte = parseInt(str.substr(0,2),16); if(LastByte % 2 == 1) { return 2; } return 0; } // end add // begin add by lbc . 2011-11-19 . 将带“-” 的MAC地址转换为不带“-” 的MAC地址 function macLongFormatToShort(str) { result = str.substr(0,2) + str.substr(3,2) + str.substr(6,2) + str.substr(9,2) + str.substr(12,2) + str.substr(15,2); return result; } // end add // begin add by lbc . 2011-11-19. 将不带“-” 的MAC地址转换为带“-” 的MAC地址 function macShortFormatToLong(str) { result = str.substr(0,2) + "-" + str.substr(2,2) + "-" + str.substr(4,2) + "-" + str.substr(6,2) + "-" + str.substr(8,2) + "-" + str.substr(10,2); return result; } // end add (function(win) { var ua = navigator.userAgent.toLowerCase(), DOC = document, check = function(r) { return r.test(ua); }, isOpera = check(/opera/), docMode = DOC.documentMode, isIE = !isOpera && check(/msie/), isIE7 = isIE && (check(/msie 7/) || docMode == 7), isIE8 = isIE && (check(/msie 8/) && docMode != 7), isIE6 = isIE && !isIE7 && !isIE8; win.SF = win.SF||{}; SF.isIE = isIE; SF.isIE6 = isIE6; SF.isIE7 = isIE7; SF.isIE8 = isIE8; })(window); String.format =function (b) { var a = Array.prototype.slice.call(arguments, 1); return b.replace(/{(d+)}/g, function (c, d) {return a[d];}); } function Mask(msg) { var el = document.createElement("div"),isShow =false, docHeight = document.body.clientHeight, docWidth = document.body.clientWidth, str = ["<div class="maskDivIE" style=" height: 100%;">", " <div style="height:16px; padding:10px; border:1px solid #009933; 300px;position:absolute; background-color:#FFFFFF; color:#003300">", "<img style="float:left;" src="/html/images/Dimg.gif"/> ", "<div class="txt" style="padding-left:15px; float:left;font-size:13px;">{0}</div>", // "<a onclick="closeMask()" style="cursor:pointer;"></a>", " </div>", "</div> "]; el.className="ui-overlay"; el.style.height=400; el.style.diaplay="none"; document.body.appendChild(el); el.innerHTML=String.format(str.join(""),msg) ; function center(){ var disel = el.children[0].children[0]; disel.style.top =docHeight/2-20; disel.style.left = docWidth/2 - 150; } function showMask() { el.style.display=""; center(); isShow = true; } function hideMask() { el.style.display="none"; isShow = false; } function updateMaskText(txt) { el.innerHTML=String.format(str.join(""),txt) ; } return { show:showMask, hide:hideMask, el:el, update:updateMaskText } } //add by wlb for mig4.0(合入MIG3.0) function getPostfixText(str) { str = Trim(str); if (str == "") { return str; } var postfix = "_全局"; var pflen = postfix.length; var npos = str.length - pflen; if (npos > 0 && str.substring(npos) == postfix) { return str; } return str+postfix; } function delPostfixText(str) { str = Trim(str); if (str == "") { return str; } var postfix = "_全局"; var pflen = postfix.length; var npos = str.length - pflen; if (npos > 0 && str.substring(npos) == postfix) { return str.substring(0, npos); } return str; } //end add by wlb for mig4.0 //如果是MIG模板则添加_全局 //如果不是MIG模板则不允许设置_全局结束 function SetPostfixText(str, bPlatMig) { var postfix = "_全局"; var pflen = postfix.length; var npos = str.length - pflen; if (npos > 0 && str.substring(npos) == postfix) { return bPlatMig == "1" ? str : ""; } return bPlatMig == "1" ? str+postfix : str; } //xiaoxiong添加 使页面可输入内容不可用 function DisablePage() { var allInput = document.body.getElementsByTagName("input"); for(var i = 0 ; i<allInput.length;i++) { var item = allInput[i]; if(item.type=="text" || item.type=="radio" || item.type=="checkbox" || item.type=="password") { item.disabled=true; } } var allSelect = document.body.getElementsByTagName("select"); for(var i = 0 ; i<allSelect.length;i++) { var item = allSelect[i]; item.disabled=true; } var allTextarea = document.body.getElementsByTagName("textarea"); for(var i = 0 ; i<allTextarea.length;i++) { var item = allTextarea[i]; item.disabled=true; } } /* 初始化搜索框 * id: 搜索框的id * searchfun: 搜索函数 * buttonid: 搜索按钮的id */ function InitSearchInput(id, searchfun, buttonid) { var obj = document.getElementById(id); if(obj.value == "")//初始化时并没有输入 { obj.checked = false; obj.style.color = "gray" obj.value = obj.title; } else { obj.checked = true; obj.style.color = "black"; //搜索后聚焦 /*TD7767 如果对象已经被隐藏，调用focus会出错，去掉 obj.focus(); var count=obj.value.length; var a = obj.createTextRange(); a.moveStart('character',count); a.collapse(true); a.select(); */ } //聚焦时 obj.onfocus = function() { if(obj.checked == false) { this.value = ""; } this.style.color="black"; }; //失去焦点时 obj.onblur = function() { if(this.value == "") { this.style.color = "gray" this.value = this.title; this.checked = false; } else { this.style.color = "black"; this.checked = true; } }; //回车 var onkeydownfun = "if(event.keyCode == 13)" + "{" + "if(typeof " + searchfun + " == 'function')" + "{" + searchfun + "(this.value);" + "}" + "try{this.focus();} catch(err){}return false;" + //TD7767 这里不会出现被隐藏 "}"; obj.onkeydown = new Function("", onkeydownfun); //点击搜索 var searfuncmd = searchfun + " ((document.getElementById('" + id + "').checked == false) ? '' : document.getElementById('" + id + "').value);"; var ifcmd = "if(typeof " + searchfun + " == 'function')"; var strcmd = ifcmd + "{" + searfuncmd + "}" + "try{document.getElementById('" + id + "').focus()} catch(err){}return false;";//退出时获取焦点 //TD7767 这里不会出现被隐藏 document.getElementById(buttonid).onclick = new Function("", strcmd); } /* * 发出ajax请求 * bAsync 可选，是否异步，默认是异步的 */ function ajaxRequest(url,postStr,responseFunc,srcObject, bAsync) { var bAsyncReq = (typeof bAsync === "undefined") ? true : bAsync; if(!bAsyncReq) { makeRequest(url,null,postStr); var rc = responseFunc(http_request,srcObject); if(typeof rc === "undefined") return true; /* 无返回值直接返回true */ else return rc; } else { makeRequest_asyn(url,function() { if (http_request.readyState == 4 && http_request.status == 200) { responseFunc(http_request,srcObject); return true; } }, postStr); } return true; } function respType(respStr) { var typestr = respStr.substring(0,7); var infostr = ""; if( respStr.indexOf("登录",0) >=0 ) typestr = "invalid"; if ( typestr!="success" && typestr!="errored" && typestr!="invalid" ) { typestr = "notrecg"; if(strlen(respStr) > 150) infostr = "未知错误!"; else infostr = respStr; }else{ if ( typestr == "invalid") infostr = "请重新登录!" else infostr = respStr.substring(8); } return {type:typestr,info:infostr}; } function isIE() { return navigator.userAgent.indexOf('MSIE') >= 0 || navigator.userAgent.indexOf('Trident') >= 0; } function cancelBack() { if(event.keyCode == 8) { event.cancelBubble = true; event.returnValue = false; return false; } } function initFileSpan(textId,fileId,fileName,onchangeEvent,displayStr) { var filespan = document.getElementById("filespan"); filespan.style.display="inline"; filespan.innerHTML="<input type=text name="+textId+" class=input2 id="+textId+" readonly /> " + "<input type=button class=buttons id=filebutton value="浏览 ..." id=filebutton />" + "<input type=file id="+fileId+" name="+fileName+" />"; var text = document.getElementById(textId); var button = document.getElementById("filebutton"); var file = document.getElementById(fileId); text.style.backgroundColor = "#EEEEEE"; if (displayStr != null) { text.value = displayStr; text.style.color = "#CDC5BF"; } button.style.width = "73px"; if(navigator.userAgent.indexOf('MSIE') >= 0)//IE7,8,9,10 { button.style.position = "absolute"; button.style.right = "0px"; } else//IE11,ff,chrome { button.align = "right"; button.style.margin = "0px"; } file.style.width = "73px"; file.style.height = "18px"; file.style.position = "absolute"; if(navigator.userAgent.indexOf('MSIE') >= 0)//IE7,8,9,10 { file.style.top = "1px"; button.style.top = "-1px"; file.style.right = "1px"; } else//IE11,ff,chrome { file.style.top = "-3px"; file.style.right = "0px"; } if(isIE10()) { button.style.top = "-2px"; } file.style.margin = "0px"; file.style.padding = "0px"; file.style.border = "none"; file.style.filter = "alpha(opacity = 0)"; file.style.opacity = "0"; file.onmouseover = function(){ button.className = "buttons_hover"; } file.onmouseout = function(){ button.className = "buttons"; } if (typeof onchangeEvent != "undefined" && onchangeEvent !=null) { file.onchange = onchangeEvent; } else { file.onchange = function(){ text.value = getFileName(file.value); text.style.color = ""; //用户选择文件之后,清除原来的提示文本颜色设置 } } } /***************************** //增加文件大小和格式的判断函数 ******************************/ function getFileName(fullname) { var pos1 = fullname.lastIndexOf('/'); var pos2 = fullname.lastIndexOf('\'); var pos = Math.max(pos1, pos2) if( pos<0 ) return fullname; else return fullname.substring(pos+1); } function CheckFileExt(filename,expectExt) { if(filename.indexOf(".")>0) { var name = filename.split("."); var ext = name[name.length-1].toLowerCase(); if(ext == expectExt) { return true; } } return false; } //返回以KB为单位的文件大小 function CheckFileSize(obj) { if(obj == null) { return -1; } if(window.ActiveXObject) { try { var fullname = obj.value; var fso,f,fname,fsize; fso=new ActiveXObject("Scripting.FileSystemObject"); f=fso.GetFile(fullname);//文件的物理路径 fsize=f.Size; //文件大小（bit） fsize=fsize/1024; //以KB为单位 return fsize; } catch(e) { return -2;//控件创建失败,需要修改IE浏览器的设置 } } if(obj.files && obj.files.length > 0) { return obj.files[0].size/1024; } return -1; } /**************************************** //将整个表单数据序列化为字符串用于ajax提交 //注意---表单中有文件时不能使用 *****************************************/ //获取指定form中的所有的<input>对象 function getElements(formId) { var form = document.getElementById(formId); var elements = form.elements; return elements; } //获取单个input中的【name,value】数组 function inputSelector(element) { if (element.checked) return [element.name, element.value]; } function input(element) { if (element.type) { switch (element.type.toLowerCase()) { case 'submit': case 'hidden': case 'password': case 'text': return [element.name, element.value]; case 'checkbox': case 'radio': return inputSelector(element); } } if (element.tagName.toLowerCase() == "select"){ return [element.name,element.options[element.selectedIndex].value]; } return false; } //组合URL function serializeElement(element) { var parameter = input(element); if (parameter) { var key = encodeURIComponent(parameter[0]); if (key.length == 0) return; if (parameter[1].constructor != Array) parameter[1] = [parameter[1]]; var values = parameter[1]; var results = []; for (var i=0; i<values.length; i++) { results.push(key + '=' + encodeURIComponent(values[i])); } return results.join('&'); } } //调用方法 function serializeForm(formId) { var elements = getElements(formId); var queryComponents = new Array(); for (var i = 0; i < elements.length; i++) { var queryComponent = serializeElement(elements[i]); if (queryComponent) queryComponents.push(queryComponent); } return queryComponents.join('&'); }